Paul Stankey (left) is a fourth-year PhD student at Harvard School of Engineering and Applied Sciences and the Wyss Institute (both MA, USA), working in Professor Jennifer Lewis’ lab. Jennifer leads a ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

- Muscle cells, also known as myocytes, are specialized cells designed for contraction and force production. Skeletal Muscle Cells: These cells are long, cylindrical, and have a striated (or striped) ...